Sunday, July 3, 2011

The Difference between Assessment OF learning and FOR learning... shamseda tabao

In my own view, there is often confusion over the difference between summative learning (focus on results or grades) and learning assessment, believing that they are totally unrelated and sometimes they are one and the same. The truth is, it depends. Summative learning is often based on more than learning outcomes. Instructors’ grading criteria often include behaviours or activities that are not measures of learning outcomes, such as attendance, participation, improvement, or effort. Although these may be correlated with learning outcomes, and can be valued aspects of the course, typically they are not measures of learning outcomes themselves.

However, assessment of learning can and should rely on or relate to grades, and so far as I do, grades can be a major source of data for assessment. To use grades as the basis for learning outcomes, grades would first have to be decomposed into the components that are indicators of learning outcomes and those that are indicators of other behaviours. Second, grades would have to be based on clearly articulated criteria that are consistently applied. Third, separate grades or subscores would have to be computed for the major components of knowledge and skills so that evidence of students’ specific areas of strength and weakness could be identified. For example, although 30% of a class may receive a grade of 85, the group may all have shown a very high level of competence on one skill set but only moderate achievement in another. This kind of strength and weakness assessment provides feedback that is useful to students because it can guide and focus their practice, to the teacher, because it can reveal topics and skills that require further instructional activities, and to the department, because it can guide potential changes in curriculum to appropriately address areas of strength and weakness.

This kind of analysis is not the same as producing sub scores for different course activities, such as a score for homework, one for exams, and another for projects. These are different methods of assessment, and each of them may assess multiple skills and abilities and may overlap with each other in terms of what knowledge and skills they assess. To accurately assess learning outcomes, each type of assessment (i.e., exam, project, assignment, etc), would need to be analyzed in terms of the different skills it addresses and scores across the various types of assessment activity would have to be compiled and assigned for each of the skills.

The Assessment FOR learning is an approach to formative assessment contends that access to more frequent evidence of student mastery of state standards gathered using multiplechoice tests and placed in the hands of teachers, while potentially helpful, falls short of tapping the immense potential of formative thinking. The alternative is to use many different assessment methods to provide students, teachers, and parents with a continuing stream of evidence of student progress in mastering the knowledge and skills that underpin or lead up to our department of education standards.

By: Shamseda A. Tabao

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